201451552877 has 2 divisors, whose sum is σ = 201451552878. Its totient is φ = 201451552876.

The previous prime is 201451552829. The next prime is 201451552889. The reversal of 201451552877 is 778255154102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128454860836 + 72996692041 = 358406^2 + 270179^2 .

It is a cyclic number.

It is not a de Polignac number, because 201451552877 - 2¹⁰ = 201451551853 is a prime.

It is a super-3 number, since 3×201451552877³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201451752877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100725776438 + 100725776439.

It is an arithmetic number, because the mean of its divisors is an integer number (100725776439).

Almost surely, 2^201451552877 is an apocalyptic number.

It is an amenable number.

201451552877 is a deficient number, since it is larger than the sum of its proper divisors (1).

201451552877 is an equidigital number, since it uses as much as digits as its factorization.

201451552877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784000, while the sum is 47.

The spelling of 201451552877 in words is "two hundred one billion, four hundred fifty-one million, five hundred fifty-two thousand, eight hundred seventy-seven".